JPH03100828U - - Google Patents
Info
- Publication number
- JPH03100828U JPH03100828U JP751690U JP751690U JPH03100828U JP H03100828 U JPH03100828 U JP H03100828U JP 751690 U JP751690 U JP 751690U JP 751690 U JP751690 U JP 751690U JP H03100828 U JPH03100828 U JP H03100828U
- Authority
- JP
- Japan
- Prior art keywords
- response
- pulse
- friction component
- pulse output
- lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Lens Barrels (AREA)
- Focusing (AREA)
Description
第１図は本考案に係る一実施例の撮影レンズ駆
動装置の要部側面図、第２図はそのパルス出力装
置を有する駆動系の要部拡大断面図、第３図は本
考案の他の実施例のパルス出力装置を有する駆動
系の要部断面図、第４図は本考案の更に別の実施
例のパルス出力装置を有する駆動系の要部断面図
である。
１……フオーカス環、２……出力ギヤ、３……
駆動軸、４……ギヤボツクス、５……モータ、６
，３０……検出素子、２０，２１，２２……ギヤ
、２３……フリクシヨンギヤ、２４，２５……摩
擦板、２６……ばね、２７……フリクシヨン押え
板、２７ａ……パルス板。
FIG. 1 is a side view of the main parts of a photographing lens drive device according to an embodiment of the present invention, FIG. 2 is an enlarged cross-sectional view of the main parts of a drive system having a pulse output device, and FIG. FIG. 4 is a cross-sectional view of a main part of a drive system having a pulse output device according to another embodiment of the present invention. 1... Focus ring, 2... Output gear, 3...
Drive shaft, 4... Gearbox, 5... Motor, 6
, 30...detection element, 20, 21, 22...gear, 23...friction gear, 24, 25...friction plate, 26...spring, 27...friction holding plate, 27a...pulse plate.
Claims (1)
ームを行う撮影レンズ駆動装置において、駆動系
に設けられたフリクシヨン構成部材の一部にレン
ズ駆動に対応してパルス出力を発生するためのパ
ルス板を形成し、該パルス板を含むフリクシヨン
構成部材がレンズの光軸方向の移動に対応して動
くことを特徴とするパルス出力装置。 In a photographic lens drive device that uses a motor to perform autofocus or power zoom, a pulse plate is formed on a part of the friction component installed in the drive system to generate pulse output in response to lens drive. . A pulse output device, wherein a friction component including the pulse plate moves in response to movement of a lens in an optical axis direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP751690U JPH03100828U (en) | 1990-01-31 | 1990-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP751690U JPH03100828U (en) | 1990-01-31 | 1990-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03100828U true JPH03100828U (en) | 1991-10-22 |
Family
ID=31511176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP751690U Pending JPH03100828U (en) | 1990-01-31 | 1990-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03100828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150250915A1 (en) * | 2010-06-23 | 2015-09-10 | Johnson & Johnson Vision Care, Inc. | Contact lens storage case surface disinfection |
-
1990
- 1990-01-31 JP JP751690U patent/JPH03100828U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150250915A1 (en) * | 2010-06-23 | 2015-09-10 | Johnson & Johnson Vision Care, Inc. | Contact lens storage case surface disinfection |
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